diff --git a/openless-all/app/src-tauri/src/types.rs b/openless-all/app/src-tauri/src/types.rs
index 069205db..b74f7bcc 100644
--- a/openless-all/app/src-tauri/src/types.rs
+++ b/openless-all/app/src-tauri/src/types.rs
@@ -2576,12 +2576,13 @@ impl HotkeyCapability {
         {
             return Self {
                 adapter: HotkeyAdapterKind::WindowsLowLevel,
+                // Windows 没有 Command 键：leftCommand/rightCommand 会被映射到 Win 键，
+                // 而单按 Win 会弹出开始菜单，实际无法作为录音热键使用。故不在 Windows
+                // 的常用单键预设里提供 Command 选项（issue #784）。
                 available_triggers: vec![
                     HotkeyTrigger::RightControl,
                     HotkeyTrigger::RightAlt,
                     HotkeyTrigger::LeftControl,
-                    HotkeyTrigger::RightCommand,
-                    HotkeyTrigger::LeftCommand,
                     HotkeyTrigger::LeftShift,
                     HotkeyTrigger::RightShift,
                     HotkeyTrigger::MediaPlayPause,
diff --git a/openless-all/app/src/i18n/en.ts b/openless-all/app/src/i18n/en.ts
index bc6ee644..962bf4ea 100644
--- a/openless-all/app/src/i18n/en.ts
+++ b/openless-all/app/src/i18n/en.ts
@@ -1166,6 +1166,9 @@ export const en: typeof zhCN = {
       rightControl: 'Right Control',
       leftControl: 'Left Control',
       rightCommand: 'Right Command',
+      leftCommand: 'Left Command',
+      leftShift: 'Left Shift',
+      rightShift: 'Right Shift',
       fn: 'Fn (Globe key)',
       rightAlt: 'Right Alt',
       mediaPlayPause: '⏯ Media Play/Pause',
diff --git a/openless-all/app/src/i18n/ja.ts b/openless-all/app/src/i18n/ja.ts
index 5e32d598..a06691fd 100644
--- a/openless-all/app/src/i18n/ja.ts
+++ b/openless-all/app/src/i18n/ja.ts
@@ -1134,6 +1134,9 @@ export const ja: typeof zhCN = {
       rightControl: '右 Control',
       leftControl: '左 Control',
       rightCommand: '右 Command',
+      leftCommand: '左 Command',
+      leftShift: '左 Shift',
+      rightShift: '右 Shift',
       fn: 'Fn (地球キー)',
       rightAlt: '右 Alt',
       mediaPlayPause: '⏯ メディア再生/一時停止',
diff --git a/openless-all/app/src/i18n/ko.ts b/openless-all/app/src/i18n/ko.ts
index e4c21fae..c11fa80e 100644
--- a/openless-all/app/src/i18n/ko.ts
+++ b/openless-all/app/src/i18n/ko.ts
@@ -1134,6 +1134,9 @@ export const ko: typeof zhCN = {
       rightControl: '오른쪽 Control',
       leftControl: '왼쪽 Control',
       rightCommand: '오른쪽 Command',
+      leftCommand: '왼쪽 Command',
+      leftShift: '왼쪽 Shift',
+      rightShift: '오른쪽 Shift',
       fn: 'Fn (지구본 키)',
       rightAlt: '오른쪽 Alt',
       mediaPlayPause: '⏯ 미디어 재생/일시정지',
diff --git a/openless-all/app/src/i18n/zh-CN.ts b/openless-all/app/src/i18n/zh-CN.ts
index 6f33701e..d1164f0b 100644
--- a/openless-all/app/src/i18n/zh-CN.ts
+++ b/openless-all/app/src/i18n/zh-CN.ts
@@ -1164,6 +1164,9 @@ export const zhCN = {
       rightControl: '右 Control',
       leftControl: '左 Control',
       rightCommand: '右 Command',
+      leftCommand: '左 Command',
+      leftShift: '左 Shift',
+      rightShift: '右 Shift',
       fn: 'Fn (地球键)',
       rightAlt: '右 Alt',
       mediaPlayPause: '⏯ 媒体播放/暂停',
diff --git a/openless-all/app/src/i18n/zh-TW.ts b/openless-all/app/src/i18n/zh-TW.ts
index 60bb6a53..3f27bc7d 100644
--- a/openless-all/app/src/i18n/zh-TW.ts
+++ b/openless-all/app/src/i18n/zh-TW.ts
@@ -1132,6 +1132,9 @@ export const zhTW: typeof zhCN = {
       rightControl: '右 Control',
       leftControl: '左 Control',
       rightCommand: '右 Command',
+      leftCommand: '左 Command',
+      leftShift: '左 Shift',
+      rightShift: '右 Shift',
       fn: 'Fn (地球鍵)',
       rightAlt: '右 Alt',
       mediaPlayPause: '⏯ 媒體播放/暫停',
diff --git a/openless-all/app/src/lib/ipc/mock-data.ts b/openless-all/app/src/lib/ipc/mock-data.ts
index 8b487c40..1dc753f1 100644
--- a/openless-all/app/src/lib/ipc/mock-data.ts
+++ b/openless-all/app/src/lib/ipc/mock-data.ts
@@ -399,7 +399,9 @@ export const mockHotkeyCapability: HotkeyCapability = {
         "rightControl",
         "rightAlt",
         "leftControl",
-        "rightCommand",
+        "leftShift",
+        "rightShift",
+        "mediaPlayPause",
         "custom",
     ],
     requiresAccessibilityPermission: false,
diff --git a/openless-all/app/src/pages/Overview.tsx b/openless-all/app/src/pages/Overview.tsx
index 17d5129f..8e99dcf4 100644
--- a/openless-all/app/src/pages/Overview.tsx
+++ b/openless-all/app/src/pages/Overview.tsx
@@ -219,7 +219,9 @@ export function Overview({ onOpenHistory }: OverviewProps) {
           只有「最近识别」内部允许滚动；其他卡片按内容自然高度，不破裂底部圆角。
           issue #243 follow-up：去掉外层 overflow 后底部圆角被裁的视觉问题。 */}
       <div style={{ display: 'grid', gridTemplateColumns: mobile ? '1fr' : '1fr 1.4fr', gap: 12, flex: mobile ? undefined : 1, minHeight: mobile ? undefined : 0 }}>
-        <Card padding={18} style={{ display: 'flex', flexDirection: 'column', minHeight: 0 }}>
+        {/* overflow:hidden：窗口过小时这一行 flex:1 会被压到比内容还矮，柱状图（固定高）
+            原本会溢出卡片圆角外（issue #782）。裁进卡片内，与右侧「最近识别」卡片一致。 */}
+        <Card padding={18} style={{ display: 'flex', flexDirection: 'column', minHeight: 0, overflow: 'hidden' }}>
           <div style={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', marginBottom: 14 }}>
             <span style={{ fontSize: 12, fontWeight: 600, color: 'var(--ol-ink-2)' }}>{t('overview.weekTitle')}</span>
             <span style={{ fontSize: 11, color: 'var(--ol-ink-4)' }}>{t('overview.weekUnit')}</span>
@@ -342,7 +344,9 @@ function ActivityHeatmapCard({ activity }: { activity: ActivityDay[] }) {
     };
   }, [activity, i18n.language]);
   return (
-    <Card padding={18} style={{ display: 'flex', flexDirection: 'column', gap: 12 }}>
+    // marginBottom 与上方 provider / metrics 两行的 18px 节奏保持一致：否则「年度活动」
+    // 会直接贴住下面「近 7 天 / 最近识别」那一行，中间没有间隔（issue #781）。
+    <Card padding={18} style={{ display: 'flex', flexDirection: 'column', gap: 12, marginBottom: 18 }}>
       <span style={{ fontSize: 12, fontWeight: 600, color: 'var(--ol-ink-2)' }}>
         {t('overview.activityTitle')}
       </span>
diff --git a/openless-all/app/src/pages/settings/RecordingInputSection.tsx b/openless-all/app/src/pages/settings/RecordingInputSection.tsx
index 0f33d7e8..52f9538e 100644
--- a/openless-all/app/src/pages/settings/RecordingInputSection.tsx
+++ b/openless-all/app/src/pages/settings/RecordingInputSection.tsx
@@ -58,6 +58,18 @@ export function RecordingInputSection() {
     void getPlatformCapabilities().then(setPlatformCaps);
   }, []);
 
+  // 兼容旧 Windows 配置：Shift+Insert 仍保留在跨平台类型/后端中供 Linux 使用，
+  // 但 Windows 已不再提供该选项；进入设置时迁移为 Ctrl+V，避免下拉框无匹配值。
+  useEffect(() => {
+    if (os !== 'win' || prefs?.pasteShortcut !== 'shiftInsert') return;
+    void savePrefs(current => {
+      if (current.pasteShortcut !== 'shiftInsert') return current;
+      return { ...current, pasteShortcut: 'ctrlV' };
+    }).catch(error => {
+      console.warn('[settings] migrate Windows paste shortcut failed', error);
+    });
+  }, [os, prefs?.pasteShortcut, savePrefs]);
+
   const loadMicrophoneDevices = useCallback(async (
     signal?: { cancelled: boolean },
     options: { showLoading?: boolean } = {},
@@ -133,6 +145,9 @@ export function RecordingInputSection() {
   const showDesktopHotkey = platformCaps?.supportsDesktopHotkey === true;
   const showDesktopInsert = showDesktopHotkey && os !== 'linux';
   const showDesktopStartup = showDesktopHotkey;
+  const effectivePasteShortcut = os === 'win' && prefs.pasteShortcut === 'shiftInsert'
+    ? 'ctrlV'
+    : prefs.pasteShortcut;
 
   const onModeChange = (mode: HotkeyMode) =>
     savePrefs({ ...prefs, hotkey: { ...prefs.hotkey, mode } });
@@ -309,12 +324,14 @@ export function RecordingInputSection() {
         {capability.adapter !== 'macEventTap' && (
           <SettingRow label={t('settings.recording.pasteShortcutLabel')} desc={t('settings.recording.pasteShortcutDesc')}>
             <SelectLite
-              value={prefs.pasteShortcut}
+              value={effectivePasteShortcut}
               onChange={next => onPasteShortcutChange(next as PasteShortcut)}
               options={[
                 { value: 'ctrlV', label: t('settings.recording.pasteShortcutCtrlV') },
                 { value: 'ctrlShiftV', label: t('settings.recording.pasteShortcutCtrlShiftV') },
-                { value: 'shiftInsert', label: t('settings.recording.pasteShortcutShiftInsert') },
+                // 这个「粘贴与剪贴板」组只在 Windows 出现（showDesktopInsert 已排除 Linux，mac 走
+                // macEventTap 不显示本行）。Shift+Insert 是 xterm/urxvt 等 X11 终端的粘贴组合，
+                // 放在 Windows 上纯属误导，故不再作为选项（issue #786）。
               ]}
               ariaLabel={t('settings.recording.pasteShortcutLabel')}
               style={{ ...inputStyle, maxWidth: 220 }}
@@ -404,11 +421,6 @@ export function RecordingInputSection() {
         <SettingRow label={t('settings.recording.autoUpdateCheckLabel')}>
           <Toggle on={prefs.autoUpdateCheck} onToggle={onAutoUpdateCheckChange} />
         </SettingRow>
-        {capability.statusHint && (
-          <div style={{ marginTop: 6, fontSize: 11.5, color: 'var(--ol-ink-4)', lineHeight: 1.5 }}>
-            {capability.statusHint}
-          </div>
-        )}
       </Collapsible>
       )}
     </>
diff --git a/openless-all/app/src/pages/settings/ShortcutsSection.tsx b/openless-all/app/src/pages/settings/ShortcutsSection.tsx
index b57d9cde..e5ff9e59 100644
--- a/openless-all/app/src/pages/settings/ShortcutsSection.tsx
+++ b/openless-all/app/src/pages/settings/ShortcutsSection.tsx
@@ -62,7 +62,9 @@ export function ShortcutsSection() {
 
   const readonlyRows: Array<[string, string]> = [
     [t('settings.shortcuts.cancel'), 'Esc'],
-    ...(os !== 'linux' ? [[t('settings.shortcuts.confirm'), t('settings.shortcuts.confirmHint')]] as Array<[string, string]> : []),
+    // 胶囊右侧「✓ 确认插入」目前只在 macOS 胶囊上有，Windows/Linux 胶囊没有这个按钮，
+    // 之前 os !== 'linux' 把它也展示给了 Windows，误导用户以为有个用不了的快捷键（issue #780）。
+    ...(os === 'mac' ? [[t('settings.shortcuts.confirm'), t('settings.shortcuts.confirmHint')]] as Array<[string, string]> : []),
   ];
   return (
     <Card>
diff --git a/openless-all/app/src/state/HotkeySettingsContext.tsx b/openless-all/app/src/state/HotkeySettingsContext.tsx
index abde285e..bfe63520 100644
--- a/openless-all/app/src/state/HotkeySettingsContext.tsx
+++ b/openless-all/app/src/state/HotkeySettingsContext.tsx
@@ -59,6 +59,7 @@ export function HotkeySettingsProvider({ children }: { children: ReactNode }) {
             ])
             let nextError: string | null = null
             if (prefsResult.status === "fulfilled") {
+                latestPrefsRef.current = prefsResult.value
                 setPrefs(prefsResult.value)
                 applyThemeFromPreference(prefsResult.value.themeMode ?? "system")
             } else {